Skip to main content

Table 3 Stratified analysis of ESRD incidence according to baseline eGFR and TUG categories

From: Association between physical performance and incidence of end-stage renal disease in older adults: a national wide cohort study

eGFR (MDRD) TUG Subjects ESRD incidence Incidence ratioa Model 1 Model 2 Model 3 Model 4 Competing risk model
15–29 −10 1713 659 104.26 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
10–14.9 627 223 97.53 0.94 (0.81–1.09) 0.98 (0.84–1.14) 0.96 (0.82–1.11) 0.99 (0.85–1.15) 0.96 (0.82–1.12)
151–9.9 112 52 124.65 1.20 (0.90–1.59) 1.32 (0.99–1.75) 1.26 (0.95–1.68) 1.19 (0.89–1.58) 1.12 (0.86–1.47)
20– 33 11 105.54 1.02 (0.56–1.86) 1.32 (0.73–2.40) 1.12 (0.62–2.05) 1.41 (0.78–2.58) 0.76 (0.37–1.58)
30–59 −10 114,180 1120 1.89 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
10–14.9 37,043 413 2.04 1.05 (0.93–1.17) 1.12 (1.00–1.25) 1.02 (0.91–1.14) 1.04 (0.93–1.16) 1.03 (0.92–1.16)
15–19.9 5510 71 2.25 1.13 (0.89–1.44) 1.22 (0.96–1.56) 1.03 (0.81–1.32) 0.97 (0.76–1.23) 0.93 (0.72–1.21)
20– 1053 16 2.72 1.37 (0.84–2.25) 1.55 (0.95–2.55) 1.08 (0.66–1.77) 1.00 (0.61–1.64) 0.94 (0.56–1.58)
60–89 −10 798,406 802 0.20 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
10–14.9 219,894 284 0.25 1.19 (1.04–1.36) 1.21 (1.05–1.38) 1.16 (1.01–1.33) 1.13 (0.99–1.30) 1.11 (0.97–1.28)
15–9.9 29,361 48 0.30 1.38 (1.03–1.85) 1.40 (1.04–1.87) 1.31 (0.97–1.75) 1.24 (0.93–1.66) 1.22 (0.90–1.64)
20– 4851 15 0.57 2.67 (1.60–4.46) 2.71 (1.63–4.53) 2.41 (1.44–4.01) 2.15 (1.29–3.59) 2.09 (1.25–3.50)
≥90 −10 244,827 151 0.13 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.) 1 (ref.)
10–14.9 82,712 64 0.15 1.18 (0.88–1.57) 1.20 (0.89–1.60) 1.17 (0.87–1.57) 1.16 (0.87–1.55) 1.15 (0.86–1.56)
15–19.9 10,701 6 0.11 0.83 (0.37–1.88) 0.86 (0.38–1.94) 0.81 (0.36–1.82) 0.81 (0.36–1.83) 0.83 (0.37–1.87)
20– 1758 3 0.34 2.59 (0.82–8.11) 2.66 (0.85–8.36) 2.53 (0.81–7.93) 2.52 (0.80–7.90) 2.48 (0.79–7.79)
  1. Model 1: crude model; Model 2: Adjusting for sex, smoking status, alcohol history, exercise level, and income; Model 3: adjusting for variables of Model 2 with BMI, DM, HT, dyslipidemia, and eGFR; Model 4: adjusting for variables of Model 3 and state of dipstick proteinuria (4 categories); Competing risk model: adjusting for variables in Model 4 and considering competing risk
  2. BMI body mass index, DM diabetes mellitus, eGFR estimated glomerular filtration rate using the abbreviated Modification of Diet in Renal Disease formula, ESRD end-stage renal disease, HT hypertension, TUG timed up-and-go test
  3. aPer 1000 person-years